ath10k: add const to thermal_cooling_device_ops structure

Declare thermal_cooling_device_ops structure as const as it is only passed
as an argument to the function thermal_cooling_device_register and this
argument is of type const. So, declare the structure as const.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath10k/thermal.c

@@ -63,7 +63,7 @@ ath10k_thermal_set_cur_throttle_state(struct thermal_cooling_device *cdev,
 	return 0;
 }
 
-static struct thermal_cooling_device_ops ath10k_thermal_ops = {
+static const struct thermal_cooling_device_ops ath10k_thermal_ops = {
 	.get_max_state = ath10k_thermal_get_max_throttle_state,
 	.get_cur_state = ath10k_thermal_get_cur_throttle_state,
 	.set_cur_state = ath10k_thermal_set_cur_throttle_state,